Answer:
nsjjdjdjdjdnnd
Step-by-step explanation:
syushdhs
sjdjdjd
Answer:
it is 11/96 that is a fraction
Step-by-step explanation:
Answer:
2.15
Step-by-step explanation:
I worked out the problem use calculator yo double check
Answer:
-6
Step-by-step explanation:
also i think you should use Math-way, it will help with your algebra
a quarter of a circle is 19.625
so the area of full circle is 19.625 x 4 = 78.5 sq. km
area of a circle is PI x r^2
78.5 = 3.14 x r^2
78.5/3.14 = 25 = r^2
r = sqrt(25) = 5
radius is 5 km
circumference ( perimeter) = 2 x PI x r
2 x 3.14 x 5 = 31.4 km
perimeter is 31.4 km
